Thor returns with all his old friends, including Natalie Portman! Because seriously, if he didn't come and get her after The Avengers, Jane Foster would be piiiiiissed.

Shot by Game of Thrones director Alan Taylor, we're loving the gritty new style Thor's carrying around. No more shiny Rainbow Bridge, but lots and lots of wooded slaughter. And it's always good to have Tom Hiddleston as Loki back. Here's the official synopsis:

When Jane Foster is targeted by the denizens of the dark world of Svartalfheim, Thor sets out on a quest to protect her at all costs.